The Wasp WWR2900 Pen Barcode Scanner decodes the symbology of 1D barcodes and transmits the information to your database. Easy to install, this handheld barcode scanner does not require any software or power supply. It sports a sleek and compact design that makes it convenient to be placed. This stylishly designed pen-style reader displays data on the computer screen for convenience. Transmit captured data from the wand barcode scanner to your computer by connecting through its USB port.